换热系数的测定.xls

序号 冷水流量（L/h）空气流量（m3/h）空气进口温度T1（）空气出口温度T2（）平均温度（）空气密度(kg/m3)空气比热容（J/(kg.)）11005104.032.868.401.03361009210010104.038.071.001.02611009310015104.141.472.751.02101009410020103.943.173.501.01891009510025104.245.074.601.0157100968025104.046.575.251.0138100976025104.047.575.751.0123100984025104.048.076.001.01161009水进口温度t1（）水出口温度t2（）21.921.822.022.822.023.722.024.722.025.622.026.122.026.722.029.1冷冷水水流流量量变变化化对对换换热热系系数数的的影影响响12010080604020017.5 18.5 19.5 20.5 21.5 22.5 23.5 冷冷水水流流量量（L/hL/h）换换热热系系数数空空气气流流量量变变化化对对换换热热系系数数的的影影响响3025201510500.0 5.0 10.0 15.0 20.0 25.0 空空气气流流量量（m3/hm3/h）换换热热系系数数空空气气流流量量变变化化对对换换热热系系数数的的影影响响3025201510500.0 5.0 10.0 15.0 20.0 25.0 空空气气流流量量（m3/hm3/h）换换热热系系数数